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Question 116 - H35-260 discussion

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Regarding the comparison of Raman amplifiers with EDFAs, which of the following statements is false?

A.
The Raman amplifier selects different pump sources to amplify signals in different bands, so the Raman amplifier has no gain bandwidth limit in theory, while the EDFA has a range of gain bandwidth
Answers
A.
The Raman amplifier selects different pump sources to amplify signals in different bands, so the Raman amplifier has no gain bandwidth limit in theory, while the EDFA has a range of gain bandwidth
B.
The gain calculation/testing method of Raman amplifier and EDFA is consistent, both are "gain = output power - input power
Answers
B.
The gain calculation/testing method of Raman amplifier and EDFA is consistent, both are "gain = output power - input power
C.
The gain medium of Raman amplifier is transmission fiber; the gain medium of EDFA is EDF (Erbium Doped Fiber)
Answers
C.
The gain medium of Raman amplifier is transmission fiber; the gain medium of EDFA is EDF (Erbium Doped Fiber)
D.
The equivalent noise figure of a Raman amplifier is smaller than that of an EDFA
Answers
D.
The equivalent noise figure of a Raman amplifier is smaller than that of an EDFA
Suggested answer: B
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asked 18/09/2024
Matthew Wunder
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